Home / 3,090,758,075.20-4,636,361,061.60-1,861,279,163.20

Finding the Fourth Proportional to 3,090,758,075.20, 4,636,361,061.60 and 1,861,279,163.20

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Solution

The fourth proportional to 3,090,758,075.20, 4,636,361,061.60 and 1,861,279,163.20 is: 2,792,053,608.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,090,758,075.20 : 4,636,361,061.60 = 1,861,279,163.20 : x
  2. Step 2: Convert to fraction form
    3,090,758,075.20/4,636,361,061.60 = 1,861,279,163.20/x
  3. Step 3: Cross multiply
    3,090,758,075.20x = 4,636,361,061.60 × 1,861,279,163.20
  4. Step 4: Simplify right side
    3,090,758,075.20x = 8,629,562,237,027,912,704
  5. Step 5: Solve for x
    x = 8,629,562,237,027,912,704/3,090,758,075.20
  6. Step 6: Final answer
    x = 2,792,053,608.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.